Table of Contents
Advertisement
Power Supply Schematic Diagram
CAUTION !
Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F602) is blown , check to see that all components in the power supply
circuit are not defective before you connect the AC plug to the AC power supply.
Otherwise it may cause some components in the power supply circuit to fail.
HOT CIRCUIT. BE CAREFUL.
AC601
4
CN601
AC CORD
2
1
R601
F602
1.2M/1/2W
2.5A/250V
SA601
VARISTOR
2.5A 250V
C604
0.22/275V
L601
LINE FILTER
JS602
JS601
OPEN
OPEN
C614
0.22/275V
D601
1N5406BH
L602
LINE FILTER
JS605
JS606
OPEN
OPEN
D602
3
1N5406BH
C605
R614
330
470K
/200V
R603
470K
R604
470K
Q601
192.0
D
TK7P60W
(SWITCHING)
G
2.6
S
0.1
Q602
2SC5344SY
C607
SWITCHING
1800P
CONTROL
2.6
0.4
2
0
Q621
KTC3875S
-Y-RTK/P
D607A
D607
C611
C606
OVER
TFZGTR27B
OPEN
OPEN
820P
VOLTAGE
0.4
/2KV
PROTECT
0
R622
0
0
R623
10K
D609A
R609
RB520-S-30
100
R611
D608A
D608
R615
C609
R612
0.36
OPEN
1ZB36BB
0.068
5.6K
OPEN
/2W
R616
OPEN
R617
OPEN
1
R618
OPEN
BC602
BEAD
R619
BC603
OPEN
BEAD
A
2.5A 250V
POWER SUPPLY CBA
C603
1000P/250V
C602
1000P/250V
C616
1000P/250V
SA602
GT601
OPEN
OPEN
D655
JS603
SB3A0BH
D604
JS604
D655A
1N5406BH
OPEN
R602
OPEN
D653
SB3A0BH
D653A
D603
OPEN
1N5406BH
C617
100P/250V
C654
C655
470/16V
470/16V
T601
POWER TRANS
6
7
R651 D656
1
RS1BJTB
5
8
BC604
BEAD
C656
R693
1/50V
OPEN
BC601
9
BEAD
C650
4
OPEN
10
D651
SB3150BH
C608
R606
R607
0.022
330
330
D651A
2
11
OPEN
D650
SB3150BH
1
12
R608
D605
1.5K
MM5Z4V3B
D650A
OPEN
C651
470/25V
D621
D610
HSC119
HSC119
R613
180
R621
D623
560
MM5Z30B
C623
C624
IC602
4.7
OPEN
TLP781F
ERROR
VOLTAGE DET
R655
R654
C622
C621
180
180
13.0
20.4
10
OPEN
C610
R657
100P
3.9K
0.4
19.0
C666
0.22
C660
R658
0.22
2.7K
IC601
OPEN
19.0
2.5
D660
0
SL431A-AT
HOT
COLD
B
C
CAUTION ! :
For continued protection against risk of fire,
replace only with same type 2.5A, 250V fuse.
ATTENTION : Utiliser un fusible de rechange de même type de 2.5A, 250V.
C1001
C1002
C1003
C1004
470/25V
470/25V
1
1
C1009
1/100V
D1006
R1020
TFZGTR30B
240K
R1023
R1021
3.9K
0
IC1001
R1024
BD9488F-GE2
R1022
1.5K
10K
C1014
2.2
1
OPEN
R1027
22K
3.5
2
C1015
R1028
0.047
4.1
9.1K
3
R1012
R1029
100K
1.3
9.1K
4
2.7
5
2.7
D1005
6
HSC119
R1003
1K
3.3
7
R1013
240K
0.7
8
D654
D654A
R663
R664
R665
5.4
1ZB20BB
OPEN
OPEN
OPEN
OPEN
9
R1014
3K
R1011
33K
3.3
Q650
D657
R652
KTC3875S
MM5Z11B
56K
-3.1
-Y-RTK/P
(RESET)
0
D658
R691
OPEN
OPEN
Q659
OPEN
R653
R692
33K
OPEN
R688
R689
OPEN
OPEN
C652
C653
D652
D652A
470/25V
470/25V
OPEN
OPEN
R676
R678
R679
R683
OPEN
OPEN
OPEN
OPEN
Q658A
OPEN
Q658
2SA950-O
(+3.3V REG.)
R690
1.5
13.4
3.4
12.8
R673
OPEN
12.8
R666
R659
R675
0
27K
68K
R660
R674
R667
3.9K
0
8.2K
D661
HSC119
R670
R671
R672
270
270
270
R661
3.3K
0
R669
10K
Q653
0.6
KTC3875S-Y-RTK/P
(SWITCHING)
0
R668
47K
D
10-3
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
L1001
C1005
100uH
OPEN
D1001
SK210TD
Q1001
AP18T10AGH-HF
C1010
C1011
C1006
C1007
(SWITCHING)
18.8
C1018
D
1/100V
1/100V
47/100V
47/100V
100P/1KV
G
8.2
D1002
S
OPEN
0.1
R1016
OPEN
R1017
OPEN
LED BACKLIGHT
DRIVER
R1018
C1019
OPEN
1
5.4
OVP
18
0
UVLO
17
R1030
C1017
1K
0.022
3.9
SS
16
CONTROL
0.7
D
LOGIC
C1016
2200P
0.7
12.5
G
RT
15
R1001
R1026
120
12.6
51
S
0.7
VCC
14
R1009
C1012
R1002
C1020
1
2.9
1
120
VREG
13
2200P
R1010
1
8.1
FAIL
DRIVE
12
DETECT
R1025
1K
12.6
ADIM
DRIVE
11
0
ADIM-P
GND
10
R1006
10K
R1004
R1007
R1005 10K
100K
100K
Q657
R685
R686
R687
OPEN
OPEN
OPEN
OPEN
IC651
OPEN
Q657A
OPEN
1
2
3
D405
OPEN
R684
OPEN
D406
C664
C662
OPEN
OPEN
OPEN
3.4
Q656
C663
C661
KTC3875S-Y-RTK/P
R662
100/10V
OPEN
3.9
(+3.3V REG.)
3.3K
D663
R680
OPEN
100
C665
R682
0.1
0
3.9
2.5
D662
0
SL431A-AT
R681
10K
E
D1004
HSC119
R1031
10
R1019
200
R1015
C1013
0.18/1W
1000P
TO LCD PANEL
CN1001
ASSEMBLY
56.6
1 VLED
0.7
2 ILED
Q1003
AP18T10AGH-HF
(SWITCHING)
TO DIGITAL MAIN
CN501
CBA UNIT CN3701
0
1 LED-CONT
0
2 PROTECT1
C633
3.3
3 PROTECT3
OPEN
3.3
4 RESET
3.3
5 BACKLIGHT-SW
C630
C632
3.3
6
P-ON-H2
OPEN
OPEN
3.3
7 BACKLIGHT-ADJ
3.4
8 AL+3.3V
0
D664
C631
9 GND
TFZGTR4.7B
OPEN
0
10 GND
0
11 GND
0
12 GND
0
R677
13 GND
10K
0
14 GND
13.4
15 AMP+13V
13.4
16 AMP+13V
C635
C638
OPEN
OPEN
13.4
17 AMP+13V
13.4
18 AMP+13V
0
19 GND
20.7
20 P-ON+21V
20.7
C639
21 P-ON+21V
OPEN
20.7
22 P-ON+21V
20.7
23 P-ON+21V
UNLESS OTHERWISE SPECIFIED:
DIODES ARE HSS4148TE-E.
F
G
FL13.8SCP
Advertisement
Table of Contents
